Finding the Fourth Proportional to 352,122.24, 527,949.68 and 127,453.28
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Solution
The fourth proportional to 352,122.24, 527,949.68 and 127,453.28 is: 191,095.34
Step by Step Solution
- Step 1: Write the proportion equation
352,122.24 : 527,949.68 = 127,453.28 : x - Step 2: Convert to fraction form
352,122.24/527,949.68 = 127,453.28/x - Step 3: Cross multiply
352,122.24x = 527,949.68 × 127,453.28 - Step 4: Simplify right side
352,122.24x = 67,288,918,390.95 - Step 5: Solve for x
x = 67,288,918,390.95/352,122.24 - Step 6: Final answer
x = 191,095.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.